@DanielRusnok

Daniel Rusnok

@DanielRusnokJoined January 2022

Software Development, Software Architecture, Domain-Driven Design, Dotnet, CSharp

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Daniel Rusnok's blogs

Try-Catch Blogtrycatchblog.tech27 posts

Digital Craft Workshop - Deep Tech Notesblog.digitalcraftworkshop.com3 posts

Captions That Read Along, One Word at a Time

One evening, the reel looks perfect — until I read along. My voice says "memory," and the word glowing on screen is "billing." One word ahead. The whole reel, every scene, the highlight runs ahead of

1Jun 11 · 7 min readblog.digitalcraftworkshop.com

I shipped one MCP tool that updates 30+ fields, and I'm not splitting it

I built an MCP tool that takes 30+ optional fields. The textbook says I should have built six. Here's why I'm keeping it. Drippery — my email drip tool — has an embed. It's a customizable subscribe fo

May 5 · 5 min readblog.digitalcraftworkshop.com

Tracking AI costs across providers: Anthropic and OpenAI Admin APIs in one Next.js page

Anthropic's Admin API is invisible until you create an Organization. OpenAI's cost.amount.value can ship as a string. Anthropic renamed input_tokens to uncached_input_tokens and moved cache fields int

May 1 · 6 min readblog.digitalcraftworkshop.com

How to Avoid Cartesian Explosion while using EF Core

Cartesian Product Cartesian product is a mathematical description of a multiplication of two sets. When the first set consists of two elements and the second one consists of three elements, the cartesian product result set consists of 6 elements. Eac...

Apr 15, 2022 · 3 min readtrycatchblog.tech

3 Different Ways to Implement Value Object in C# 10

What is Value Object A value object is an object without an explicit identifier. Its first main characteristic is that it does not require an identity. The second principal characteristic is that value objects must be immutable. It means that once va...

Jan 6, 2022 · 8 min readtrycatchblog.tech

Daniel Rusnok

About

Available for

Daniel Rusnok's blogs

Captions That Read Along, One Word at a Time

I shipped one MCP tool that updates 30+ fields, and I'm not splitting it

Tracking AI costs across providers: Anthropic and OpenAI Admin APIs in one Next.js page

How to Avoid Cartesian Explosion while using EF Core

3 Different Ways to Implement Value Object in C# 10

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Daniel Rusnok

About

Available for

Daniel Rusnok's blogs

Captions That Read Along, One Word at a Time

I shipped one MCP tool that updates 30+ fields, and I'm not splitting it

Tracking AI costs across providers: Anthropic and OpenAI Admin APIs in one Next.js page

How to Avoid Cartesian Explosion while using EF Core

3 Different Ways to Implement Value Object in C# 10